70:50:E7:4 Quantumdoor Technologies, Inc.
Every MAC address from 70:50:E7:40:00:00 to 70:50:E7:4F:FF:FF belongs to a block the IEEE assigned to Quantumdoor Technologies, Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:50:E7:4 belongs to
Written 70:50:E7:4, 70-50-E7-4 or 7050E74, depending on the system. Look up a full address.
Prefix
70:50:E7:4/28
Organization
Quantumdoor Technologies, Inc.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
70:50:E7:40:00:00
Last address
70:50:E7:4F:FF:FF
Address type
Globally unique, unicast
Registered address
1st Floor 108-1,Buiding5,East Districe,No.10 Xibeiwang East Road,haidian Districe, beijing CN 102629
Parent block
Inside 70:50:E7
This MA-M block is carved from the 24-bit block 70:50:E7, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.